“Polarization primarily reflects not the growing polarization of voters, but the declining responsiveness of American politicians to the electoral middle.”— Jacob S. Hacker, Paul Pierson, amazon.com
“If the public is balkanized, and if different groups are designing their own preferred communications packages, the consequence will be not merely the same but still more balkanization, as group members move one another toward more extreme points in line with their initial tendencies. At the same ti…”— Cass R. Sunstein, amazon.com